Open Source Document Management System
PHP Document Management System (DMS)
Open source project management
It's the simple cloud.
file explorer and picture gallery — web-based, easy-to-use and free
Skulls is a Multi-Network WebCache used from P2P clients to bootstrap.
File sharing via e-mail
Mobile P2P App - Use a P2P App on your Smartphone
Group file share with advanced text parsing capability for easy search
Metasearch engine for P2P private torrent trackers.
File sharing script
a fuse filesystem over http with mini php interface on server side
1 PHP file to cleanly share your public documents on the web